AS 4156.7-1999
[ Current ]
Coal preparation, Part 7: Coal size classifying equipment - Performance evaluation
standard by Standards Australia, 04/05/1999
AS 1774.23.2-1999
[ Current ]
Refractories and refractory materials - Physical test methods, Method 23.2: Abradability index - Perpendicular method
standard by Standards Australia, 03/05/1999